A randomized 25 question test from a pool of 761 questions, good luck!
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a series of 10 coils to the slave device?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below best known for use with USB and bluetooth devices?
In data transmission, a defined area of geographical coverage is commonly called an area network. Which of the area networks below is the second largest in area covered?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below can best be described as less than 3-5% of the total amount of alarm that are configured??
Which of the answers below best represents one of the recommended standards in regards to Instrumentation?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as where the bulk of the GUI applications are configured?
There are several layer within the a typical DCS., each with it's own responsibilities. Which of the levels below is responsible for the connection to the control system performed?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the second smallest in area covered?
DCS commonly is considered a computerised control system for a plant that has central operator supervisory control. Which of the terms below is best described as a system that allows for exchange of data throughout, but can have remote systems within the system?
There are several devices that reside at each layer within the a typical DCS. Which of the levels below is where PLC and SIS controllers reside?
In the protocol specifications of Modbus, there are standard 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the input status registers addresses?
Which of the answers below best represents the required nominal impedance of the data pair cabling in the DeviceNet system?
Digital signals are, either specific or transitory, voltage levels represent states of logic. Which of the signal encoding methods below uses voltage transitions to represent logic states?
CSMA/CD is used as an access method that uses constructive interference detection for any data collisions. Which of the OSI layers does this detection occur on?
Which of the answers best represents the number OSI network layers that the Foundation fieldbus frame is enclosed in?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "G"?
Which answer below best describes the result of electromagnetic interference in a transmission medium?
Which of the answers below best represents the recommended standard that uses a UART chip?
There are several vital components to asynchronous transmission. Which of the answers below best relates to one that is not important?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the largest in area covered?
Which of the components below best represents the letter "A"?
The OSI model describes how a network should be arranged. Which of the layers below concern network topologies the most?
Any SCADA system must adhere to universal standards which allow smooth communication over international boundaries. Which of the standards below would define the software framework and programming language basic specifications?
There are an assortment of numbers on the typical protocol header. Which of the answers below denotes the header number that identifies the systems application/service for receiving or transmitting data?
Digital valve positioners are best defined as which of the following answers?